also: オフザレコード
noun
off the record
Used in journalism and formal settings to indicate that information is not for publication or attribution. Functions as a noun, often with の or as a な-adjective.
その発言はオフ・ザ・レコードでお願いします。
Please keep that remark off the record.
オフ・ザ・レコードの話として聞いてほしい。
I'd like you to hear this as off-the-record information.